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49108 (1998 SQ1)
Classification: Main-belt Asteroid          SPK-ID: 2049108
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1944200511890224 7.6319e-08  
a 2.552995232804764 1.14e-08 au
q 2.056641768957532 1.9907e-07 au
i 5.830420230397707 5.0014e-06 deg
node 77.41723835993109 5.8368e-05 deg
peri 40.68727297088968 5.9827e-05 deg
M 22.45809637592127 1.1057e-05 deg
tp 2458907.551181628831
(2020-Feb-28.05118163)
4.5725e-05 TDB
period 1489.95596303065
4.08
9.9793e-06
2.732e-08
d
yr
n .2416178792745932 1.6183e-09 deg/d
Q 3.049348696651996 1.3616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1145  
   data-arc span      24419 days (66.86 yr)  
   first obs. used      1953-08-14  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:15  

Additional Information
 Earth MOID = 1.07695 au 
 Jupiter MOID = 2.06368 au 
 T_jup = 3.405 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO417157  

49108 (1998 SQ1)          Discovered 1998-Sep-16 by ODAS at Caussols
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SQ1 = 2000 AK98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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